Windows 7 KB4093108, KB4093118 fix memory issues and stop errors

April’s Patch Tuesday brought two new updates to Windows 7 users. Security update KB4093108 and Monthly Rollup KB4093118 include a series of bug fixes that make the OS more stable and also add some security improvements to various Windows components.

As expected, these two updates don’t bring any new features. It is worth mentioning that the Windows Update service will install these updates on all computers, whether computers have the HKLMSOFTWAREMicrosoftWindowsCurrentVersionQualityCompatcadca5fe-87d3-4b96-b7fb-a231484277cc registry setting or not.

Without further ado, let’s dive in and see what’s new in these patches.

Windows 7 KB4093108 changelog

Improves kernel reliability

Fixed the issue that caused apps to have unexpected memory contents on multi-processor systems.

The update fixes a stop error that occurred when applying previous updates to a 32-bit (x86) computer with a Physical Address Extension (PAE) mode disabled.

KB4093108, KB4093118 known bugs

Unfortunately, these two updates also bring two issue of their own. The good news is that Microsoft is aware of these problem and its engineers are working on a resolution that will be deployed in an upcoming release.

So, keep in mind that SMB servers may leak memory after you install this update. Also, if you install the latest Windows 7 updates on computers that don’t support Streaming Single Instructions Multiple Data Extensions 2, you may experience stop errors.

If you already installed the latest Windows 7 patches on your computer, use the comments below to tell us more about your experience.